Search Results for the EPA National Library Catalog

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A field-based aquatic life benchmark for conductivity in central Appalachian streams. 2010
A field-based aquatic life benchmark for conductivity in central Appalachian streams. 2011
A new approach and methodologies for characterizing the hydrogeologic properties of aquifers / 1990
A review and assessment of factors affecting hydraulic conductivity values determined from slug tests / 1994
Advection-Dispersion Interpretation of Tracer Observations in an Aquifer. 1982
Aging of polyurethane foam insulation in simulated refrigerator walls. 1997
Aging of polyurethane insulation foamed with second- and third-generation blowing agents. 1998
Alaska placer mining metals study 1998
Alaska placer mining metals study : year two / 1999
An Introduction to ground-water tracers / 1985
An Introduction to ground-water tracers / 1985
Analysis and Interpretation of Single-Well Tracer Tests in Stratified Aquifers. 1985
Analysis of acid precipitation samples collected by state agencies : sampling period January-December 1990 (annual report) / 1992
Analysis of acid precipitation samples collected by state agencies--sampling period January 1991-December 1991 : annual report / 1996
Analysis of acid precipitation samples collected by state agencies--sampling period January 1992-December 1992 / 1995
Analysis of Acid Precipitation Samples Collected by State Agencies. Sampling Period: January-December 1993. 1996
Analysis of Acid Precipitation Samples Collected by State Agencies: January-December 1987. 1989
Analysis of Dispersion in a Stratified Aquifer. 1984
Analysis of selected enhancements for soil vapor extraction / 1997
Analytical Solution to Richards' Equation for a Draining Soil Profile. 1990
Application of the electromagnetic borehole flowmeter 1998
Application of the Hall Detector and a Surface-Bonded Carbowax 20M Column to Analysis of Organochlorine Pesticides in Human Biological Samples. 1978
Aspects of the Relationship Between Temperature and Aquatic Chemistry. 1973
Assessment of CWS Facilities Utilizing the Macon-Christian Strip Aquifer in Central Illinois. 1997
Atmospheric Loadings to Waters of the Four Upper Great Lakes. A Status Report. 1980
Biological, chemical and physical relationships in the Straits of Mackinac / 1976
Borehole sensing methods for ground-water investigations at hazardous waste sites / 1986
Boundary Flow in Laboratroy Permeameters Used to Stimulate Recharge by Cyclic Water Spreading. 1968
Changes in Conductivity, Alkalinity, Calcium, and pH during a 50-Year Period in Selected Northern Wisconsin Lakes. 1989
Characteristics of the Soil Matrix That Affect Water Storage and Movement. 1973
Chemical and Biological Evaluation of Three Mine Drainage Treatment Plants. 1973
Chesapeake Bay Baseline Data Acquisition. Appendix IV. Eutrophication. 1978
Clean Water for the Nation's Estuaries Proceedings of the Virginia Public Meeting Fort Monroe, Virginia November 19, 1968. 1968
Colloidal-facilitated transport of inorganic contaminants in ground water. Part I, Sampling considerations / 1990
Column Experiments and Anomalous Conductivity Hydrocarbon-Impacted Sands. 2000
Comparison of some new and old indices and measurements of trophic state / 1979
Comparison of some properties of mine soils and contiguous natural soils / 1978
Compilation of information on alternative barriers for liner and cover systems 1990
Compilation of methodology for measuring pollution parameters of landfill leachate / 1975
Compost-Free Bioreactor Treatment of Acid Rock Drainage. SITE Technology Capsule. 2006
Constraints and Categories of Vadose Zone Monitoring Devices. 1984
Construction quality control and post-construction performance verification for the Gilson Road hazardous waste site cutoff wall / 1987
Construction, monitoring, and performance of two soil liners : project summary / 1992
Construction, Monitoring, and Performance of Two Soil Liners. 1991
Corrosion Monitoring and Control in the Pacific Northwest. 1987
Criteria for identifying areas of vulnerable hydrogeology under the Resource Conservation and Recovery Act : Appendix A. Technical methods for evaluating hydrogeologic parameters / 1986
Curvilinear Finite Element Model for Simulating Two-Well Tracer Tests and Transport in Stratified Aquifers. 1986
Decision-support tools for predicting the performance of water distribution and wastewater collection systems [electronic resource] / 2002
Deformation Moduli of Water-Bearing Formations at Elevated Temperatures. 1974
Delayed Yield and Unsaturated Flow Above a Falling Water Table. 1972
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